Home / 180,390.60-270,588.96-54,001.44

Finding the Fourth Proportional to 180,390.60, 270,588.96 and 54,001.44

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Solution

The fourth proportional to 180,390.60, 270,588.96 and 54,001.44 is: 81,003.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,390.60 : 270,588.96 = 54,001.44 : x
  2. Step 2: Convert to fraction form
    180,390.60/270,588.96 = 54,001.44/x
  3. Step 3: Cross multiply
    180,390.60x = 270,588.96 × 54,001.44
  4. Step 4: Simplify right side
    180,390.60x = 14,612,193,488.10
  5. Step 5: Solve for x
    x = 14,612,193,488.10/180,390.60
  6. Step 6: Final answer
    x = 81,003.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.